Ingredients

Salt and pepper

3/4 pound fusilli or other short twisted pasta

1 bulb fennel, cored and thinly sliced, plus 1/2 cup fronds, chopped

10 ounces frozen shelled edamame

3/4 cup buttermilk

3 tablespoons mayonnaise

1 tablespoon lemon juice

1/2 cup packed fresh basil leaves, chopped

2 bunches watercress, trimmed

Preparation

In a large pot of salted boiling water, cook pasta 1 minute less than package instructions; add fennel and edamame and cook 1 minute. Drain and let cool slightly.

Meanwhile, in a large bowl, whisk together buttermilk, mayonnaise, lemon juice, and basil. Season with salt and pepper. Add pasta mixture, watercress, and fennel fronds to bowl and toss to combine. Season with salt and pepper.